45551810559 has 4 divisors (see below), whose sum is σ = 60735747416. Its totient is φ = 30367873704.

The previous prime is 45551810483. The next prime is 45551810561. The reversal of 45551810559 is 95501815554.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 45551810559 - 2¹³ = 45551802367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45551810599) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7591968424 + ... + 7591968429.

It is an arithmetic number, because the mean of its divisors is an integer number (15183936854).

Almost surely, 2^45551810559 is an apocalyptic number.

45551810559 is a deficient number, since it is larger than the sum of its proper divisors (15183936857).

45551810559 is a wasteful number, since it uses less digits than its factorization.

45551810559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15183936856.

The product of its (nonzero) digits is 900000, while the sum is 48.

The spelling of 45551810559 in words is "forty-five billion, five hundred fifty-one million, eight hundred ten thousand, five hundred fifty-nine".